JP7789806B2 - 電池用電極板、電池及び電池用電極板の製作方法 - Google Patents

電池用電極板、電池及び電池用電極板の製作方法

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Publication number
JP7789806B2
JP7789806B2 JP2023574774A JP2023574774A JP7789806B2 JP 7789806 B2 JP7789806 B2 JP 7789806B2 JP 2023574774 A JP2023574774 A JP 2023574774A JP 2023574774 A JP2023574774 A JP 2023574774A JP 7789806 B2 JP7789806 B2 JP 7789806B2
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JP
Japan
Prior art keywords
electrode plate
groove
tab
mounting groove
edge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2023574774A
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English (en)
Japanese (ja)
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JP2024520156A (ja
Inventor
シュー，テンフェイ
ペン，ニン
Original Assignee
チューハイ コスミクス バッテリー カンパニー，リミテッド
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Application filed by チューハイ コスミクス バッテリー カンパニー，リミテッド filed Critical チューハイ コスミクス バッテリー カンパニー，リミテッド
Publication of JP2024520156A publication Critical patent/JP2024520156A/ja
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0431—Cells with wound or folded electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2023574774A 2021-09-09 2022-09-08 電池用電極板、電池及び電池用電極板の製作方法 Active JP7789806B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202111053876.9 2021-09-09
CN202111053876.9A CN113644230A (zh) 2021-09-09 2021-09-09 电池极片、电池及电池极片的制作方法
PCT/CN2022/117924 WO2023036267A1 (fr) 2021-09-09 2022-09-08 Plaque d'électrode de batterie, batterie et procédé de fabrication de plaque d'électrode de batterie

Publications (2)

Publication Number Publication Date
JP2024520156A JP2024520156A (ja) 2024-05-21
JP7789806B2 true JP7789806B2 (ja) 2025-12-22

Family

ID=78425468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023574774A Active JP7789806B2 (ja) 2021-09-09 2022-09-08 電池用電極板、電池及び電池用電極板の製作方法

Country Status (6)

Country Link
US (1) US20240106088A1 (fr)
EP (1) EP4333099A4 (fr)
JP (1) JP7789806B2 (fr)
KR (1) KR102929187B1 (fr)
CN (1) CN113644230A (fr)
WO (1) WO2023036267A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113644230A (zh) * 2021-09-09 2021-11-12 珠海冠宇电池股份有限公司 电池极片、电池及电池极片的制作方法
CN114284469B (zh) * 2022-01-29 2024-04-02 珠海冠宇电池股份有限公司 极片及其制备方法、电池和用电装置
CN114497914B (zh) * 2022-01-29 2024-09-03 珠海冠宇电池股份有限公司 电极组件、电池及其制作方法
CN115036446B (zh) * 2022-06-23 2023-07-25 天津聚元新能源科技有限公司 一种埋极耳结构锂离子电池的极片制造方法
CN115458879B (zh) * 2022-09-28 2024-03-22 惠州锂威新能源科技有限公司 电芯及电芯制造方法
CN115513611B (zh) * 2022-10-27 2023-06-30 惠州锂威新能源科技有限公司 电芯及电芯制造方法
CN115986049A (zh) * 2022-11-30 2023-04-18 惠州亿纬锂能股份有限公司 一种锂离子电池正极极片、电芯及锂离子电池
CN116053402B (zh) * 2022-12-30 2025-11-25 惠州亿纬锂能股份有限公司 一种正极极片及其制备方法和锂离子电池
CN115939313A (zh) * 2022-12-30 2023-04-07 惠州亿纬锂能股份有限公司 一种极片及其制备方法和锂离子电池
CN116190555A (zh) * 2022-12-30 2023-05-30 惠州亿纬锂能股份有限公司 一种电极极片、其制备方法和锂离子电池
EP4418440A4 (fr) * 2022-12-30 2025-11-12 Eve Energy Co Ltd Pièce polaire d'électrode, son procédé de préparation et batterie au lithium-ion

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180183059A1 (en) 2016-12-23 2018-06-28 Samsung Electronics Co., Ltd. Method of coating active material of battery and electronic device having the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104600250A (zh) * 2014-11-21 2015-05-06 天津力神电池股份有限公司 锂离子电池多极耳极片制备方法、极组制备方法及电池
JP6859059B2 (ja) * 2015-09-30 2021-04-14 積水化学工業株式会社 リチウムイオン二次電池及びその製造方法
CN105655629B (zh) * 2016-03-31 2019-02-26 中航锂电（洛阳）有限公司 一种卷绕式电池用极片、卷绕式电芯、电池
CN212380440U (zh) * 2020-05-22 2021-01-19 比亚迪股份有限公司 卷绕式电芯及电池
CN112382735B (zh) * 2020-11-17 2021-11-12 东莞赣锋电子有限公司 一种激光清洗制备锂离子电池极片的方法
CN112467080A (zh) * 2020-11-23 2021-03-09 惠州赣锋锂电科技有限公司 一种嵌入式极耳凹槽的制备方法
CN112670435A (zh) * 2020-12-17 2021-04-16 惠州市豪鹏科技有限公司 电池极片制备方法
CN112670436A (zh) * 2020-12-17 2021-04-16 惠州市豪鹏科技有限公司 电池极片制备方法
CN113644230A (zh) * 2021-09-09 2021-11-12 珠海冠宇电池股份有限公司 电池极片、电池及电池极片的制作方法
CN216288512U (zh) * 2021-09-09 2022-04-12 珠海冠宇电池股份有限公司 电池极片及电池

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180183059A1 (en) 2016-12-23 2018-06-28 Samsung Electronics Co., Ltd. Method of coating active material of battery and electronic device having the same

Also Published As

Publication number Publication date
KR20240004848A (ko) 2024-01-11
JP2024520156A (ja) 2024-05-21
EP4333099A1 (fr) 2024-03-06
CN113644230A (zh) 2021-11-12
WO2023036267A1 (fr) 2023-03-16
EP4333099A4 (fr) 2025-07-02
KR102929187B1 (ko) 2026-02-20
US20240106088A1 (en) 2024-03-28

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